Model The Texture-Changing Structures of Cuttlefish Skin: Papillae
Recreating this impressive feat of camouflage takes only a balloon and a bit of duct tape.
Earth’s History In A Column Of Coral
Take a look back in time by examining x-ray images of the insides of corals.
Drawing Congressional Districts Is Like Sudoku
It’s just simple math, on a map, and on steroids.
Make A Memory Wire Circuit
Use nitinol or “memory” wire as a model muscle in this paper circuit activity.
How Shrinking Sea Ice May Be Shrinking Polar Bears
How is the body mass of polar bears changing as sea ice disappears? The answer may depend on where they live and feed.
Summing Up The Skyscraper Problem
How do you figure out how much it will cost to wash the windows of a building “n” stories high? Try using consecutive sums or the quadratic equation!
Eclipse Party Activities
Spice up your eclipse party with these hands-on activities—and learn a little something about our Sun, Moon, and Earth in the process.
Make Supercool Fruit Pops
Make supercooled water and use it to coat fruit pops in instant ice crystals
How Big Was This Squid?
Learn how to determine the size of a Humboldt squid using a beak left behind in a whale’s stomach in this data-rich math activity.
Dive Into The Depths With Seals
Use this interactive to explore ocean data collected by Elephant Seals as they swam through the North Pacific Ocean.